FM / des

/var/www/cobraambalaj/node_modules/des.js/lib/des/

/var/www/cobraambalaj/node_modules/des.js/lib/des

Name	Size	Mode	Actions
cbc.js	1444	0644	edit dl rm
cipher.js	3326	0644	edit dl rm
des.js	3159	0644	edit dl rm
ede.js	1330	0644	edit dl rm
utils.js	6606	0644	edit dl rm

Edit: /var/www/cobraambalaj/node_modules/des.js/lib/des/ede.js (1330B)

'use strict';

var assert = require('minimalistic-assert');
var inherits = require('inherits');

var Cipher = require('./cipher');
var DES = require('./des');

function EDEState(type, key) {
  assert.equal(key.length, 24, 'Invalid key length');

var k1 = key.slice(0, 8);
  var k2 = key.slice(8, 16);
  var k3 = key.slice(16, 24);

if (type === 'encrypt') {
    this.ciphers = [
      DES.create({ type: 'encrypt', key: k1 }),
      DES.create({ type: 'decrypt', key: k2 }),
      DES.create({ type: 'encrypt', key: k3 })
    ];
  } else {
    this.ciphers = [
      DES.create({ type: 'decrypt', key: k3 }),
      DES.create({ type: 'encrypt', key: k2 }),
      DES.create({ type: 'decrypt', key: k1 })
    ];
  }
}

function EDE(options) {
  Cipher.call(this, options);

var state = new EDEState(this.type, this.options.key);
  this._edeState = state;
}
inherits(EDE, Cipher);

module.exports = EDE;

EDE.create = function create(options) {
  return new EDE(options);
};

EDE.prototype._update = function _update(inp, inOff, out, outOff) {
  var state = this._edeState;

state.ciphers[0]._update(inp, inOff, out, outOff);
  state.ciphers[1]._update(out, outOff, out, outOff);
  state.ciphers[2]._update(out, outOff, out, outOff);
};

EDE.prototype._pad = DES.prototype._pad;
EDE.prototype._unpad = DES.prototype._unpad;

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